While the Comcast/Time-Warner merger is pending with the FCC, another mega deal has fizzled out. Toy giant Hasbro got cold feet in its $3 billion bid for DreamWorks Entertainment after its stock slid five percent after investors deemed the price way too high. Not to worry though, a new report from Ernst & Young showed 40 percent of media executives surveyed said they expected to make a buy sometime in the next 12 months. If the deals come to fruition, that would be the highest M&A rate for the media sector in three years, although one expert expects most…